Quantum theory

Look up quantum in Wiktionary, the free dictionary.

Quantum theory may mean:

In science:

• Quantum mechanics: a subset of physics explaining the physical behaviours at the molecular, atomic and sub-atomic levels
• Old quantum theory under the Bohr model or a theory
• Quantum field theory, a generic type of relativistic quantum theory, which includes:
  • Quantum electrodynamics
  • Quantum chromodynamics
  • Electroweak interaction
• Quantum gravity, a general term for theories intended to quantize general relativity
• Quantum optics
• Quantum chemistry

In popular culture:

• "Quantum Theory", a song from the Jarvis Cocker album Jarvis
• Quantum Theory (video game), a 2010 video game by Tecmo

See also

• Introduction to quantum mechanics
• Continuum theories, roughly opposite to quantum theories
• Quantum cognition, using quantum probability theory to model human behavior